Articles tagged with Additive Manufacturing
Scientists propose an enhanced Digital Light Processing (DLP) 3D printing technology for multifunctional soft robots, enabling composite structures with different materials in one step. The research showcases extensive potential for designing and manufacturing complex soft robots.
Researchers at the University of Houston create ceramic materials with origami-inspired shapes and a soft polymer coating, allowing them to bend under pressure without breaking. The resulting structures have improved toughness and can be used in medical prosthetics, aerospace, and robotics.
Researchers at Carnegie Mellon University have developed a novel FRESH bioprinting technique that enables the creation of microphysiologic systems entirely out of collagen, cells, and other proteins. This advancement expands the capabilities of studying disease and building tissues for therapy, such as Type 1 diabetes.
A team led by Penn State researchers has developed a method to detect, measure and localize porosity defects inside 3D-printed metal parts using acoustic sensors built into the printing platform. This technique aims to improve efficiency, quality control and reliability of 3D-printed metal parts.
Researchers at Zhejiang University developed a novel 3D-printed hydrogel that can easily switch its Young's modulus from kPa to GPa through on-demand crystallization. The hydrogel exhibits a hardness of 86.5 Shore D and a Young's modulus of 1.2 GPa, surpassing current 3D-printed hydrogels.
A University of Michigan-led team is developing a method to guarantee the quality of 3D-printed metal parts using digital twins, fatigue models, and multisensor integration. The technique aims to predict when these parts will fail under repeated stresses.
Four UTA faculty members - Cameron, Dias, Shiakolas, and Yuan - recognized by the National Academy of Inventors for their outstanding research discoveries. Their innovations have made a tangible impact on society through patents, licensing, and commercialization.
Dr. Wei Li is creating a virtual lunar welding platform to simulate welding in the moon's harsh environment, addressing temperature fluctuations and extreme vacuum conditions. The project aims to enable reliable large structure assembly on the moon, a crucial step for human colonization.
The article discusses how 3D printing technology is transforming the production of microelectronic and microfluidic devices, enabling complex structures with unparalleled precision. The study highlights the potential of 3D printing in various applications, including sensors, actuators, and flexible electronics.
The FLUID robot, developed by Hokkaido University researchers, automates the co-precipitation of cobalt and nickel to create binary materials with precision. The open-source system uses a 3D printer and off-the-shelf electronics, making it customizable and cost-effective for researchers worldwide.
A new study in Advanced Manufacturing shows how to make recycled plastic pretty again with custom colors using a free and open source software package called SpecOptiBlend. This breakthrough paves the way for economic distributed recycling of waste plastic into low-cost 3D printed products.
Scientists at NIST discovered a novel aluminum alloy with enhanced strength through quasicrystals, revolutionizing 3D printing. The unique crystal structure breaks the regular pattern of perfect crystals, causing defects that make the metal stronger.
Researchers will use sensors and software to predict AM part lifespan, enabling cost savings and extending part life. The project aims to improve Darwin software to provide detailed insights into manufacturing processes.
Researchers at the University of Texas at Dallas have developed a durable and recyclable foam that can be 3D-printed using dynamic covalent chemistry. The new material has reversible bonds, allowing it to repair itself when damaged, making it more versatile and longer-lasting.
Researchers from TU Graz and Vellore Institute of Technology have developed a 3D-printed skin imitation with living cells to test nanoparticles from cosmetics. The skin imitation mimics human skin's three-layer tissue structure and biomechanics, made possible by hydrogel formulations printed together with living cells.
Researchers at HKUST have developed an AI-assisted 3D food printing solution that combines printing with infrared cooking to produce safer and more visually appealing food. The system uses graphene heaters to precisely control the cooking process, ensuring shape retention and quality.
Researchers have developed a new photopolymerisation reaction controlled by two different colours of light, enabling the creation of solid polymeric materials with resolutions below millimetres. This method allows for precise spatiotemporal control and could improve the performance of 3D printing processes.
Researchers developed a standardized playbook for multi-material projection-based bioprinting, achieving high-fidelity printing of composite bioink structures. The system uses a synergistic cleaning strategy to minimize cross-contamination and variability in photopolymerization characteristics.
Researchers developed electronics-free robots that can walk without electronics, using compressed gas as a power source. The robots were printed in one go from standard 3D printing material and demonstrated three-day operation with air pressure control.
Researchers at University of Toronto develop a new framework to optimize laser Directed Energy Deposition (AIDED) for higher quality and more reliable metal parts. The AIDED framework uses machine learning to predict optimal process parameters and enhance the accuracy and robustness of finished products.
The art installation, comprising three metal cubes, was deployed near the Mariana Trench off Japan's coast as part of a seismic sensor system. The cubes feature designs that resonate with communities worldwide and embody nine existential elements common to all humanity.
MIT engineers have developed a way to grow artificial muscles that twitch and flex in multiple coordinated directions. This breakthrough allows for the creation of soft, wiggly robots with enhanced flexibility and range of motion.
Researchers at ETH Zurich have developed a fully additive-manufactured plastic scintillator detector for elementary particles, showcasing a significant step towards time- and cost-effective ways to build large-scale particle detectors. The detector's three-dimensional particle tracks enable more accurate neutrino tracking and analysis.
Scientists at Empa have developed a method to produce complex soft actuators using 3D printing, overcoming challenges of elasticity, softness, and material properties. The actuators, made from silicone-based materials, can be used in various applications, including robotics, cars, and potentially even medical devices.
Researchers at Beckman Institute created a new 3D printing process called 'growth printing' that mimics the outward expansion of tree trunks to print polymer parts quickly and efficiently. The process, called FROMP, uses minimal energy to harden resin into its solid form, resulting in faster and more cost-effective production of polymers.
The study reveals the association between microstructure and G/R during WAAM, resulting in a columnar cellular micro-structure and an extremely low coefficient of thermal expansion (CTE) of 0.265×10^−6 K^−1 from 20℃ to 100℃. The research offers insights into super-invar alloy components manufactured by WAAM, paving the way for better a...
Researchers at Johns Hopkins University Applied Physics Laboratory have discovered a new way to strengthen titanium alloys using AI, enabling faster production and improved mechanical properties. The breakthrough has implications for industries such as shipbuilding, aviation, and medical devices.
Researchers at Naton Biotechnology have developed the world's first laser 3D-printed total knee implant, receiving official approval from China's National Medical Products Administration. A two-step heat treatment process significantly improved the metal's structure and strength, making it stronger and more reliable for medical use.
Researchers at SwRI and U-M have created a new methane flare burner using additive manufacturing and machine learning that eliminates 98% of methane vented during oil production. The burner's design, with a complex nozzle base and impeller, allows for efficient combustion even in challenging crosswind conditions.
A novel computational model enables prediction and improvement of multifunctional structures in 3D printing. Researchers have controlled internal structure to enhance mechanical resistance and electrical signal transmission.
The article reviews additive manufacturing technology for biomedical metals, enabling customized implants with precise internal structures. It highlights the integration of AI and 4D printing, addressing challenges in production costs, regulatory compliance, and post-processing.
Scientists from ISTA create thermoelectric coolers with improved performance and reduced waste by 3D printing materials, offering potential for medical applications and energy harvesting. The innovative method reduces production costs and enhances material properties.
Researchers at UCL and the University of Greenwich developed a new technique using X-ray imaging to observe imperfections in 3D printed metal alloy components. Applying a magnetic field during the manufacturing process reduced pore formation by 80%, resulting in stronger and more durable components.
Researchers at Worcester Polytechnic Institute are developing a lightweight, flexible robotic arm that enables wheelchair users to safely grasp and carry objects out of reach. The project builds on origami-inspired designs and novel fabrication methods for modules made of lightweight plastics, 3D printed components, and sensors.
A team of researchers at the University of Washington has developed a novel method for 3D printing objects using a mixture of coffee grounds, brown rice flour, and Reishi mushroom spores. The resulting material is compostable, lightweight, and strong, with a density similar to that of polystyrene foam.
Engineers at the University of Pennsylvania and Aarhus University found that introducing just the right amount of disorder can increase the toughness of certain materials by 2.6 times. This discovery opens up new possibilities for widespread use of so-called mechanical metamaterials.
Researchers developed a new stainless-steel alloy that preserves material strength without relying on nickel. By using additive manufacturing and combining austenitic and ferritic stainless steels, the team created bimetallic structures with improved hardness and strength.
MIT engineers have developed a fully 3D-printed electrospray engine that can be produced rapidly and at a lower cost than traditional thrusters. The device generates stable and uniform flow of propellant, producing as much or more thrust than existing droplet-emitting electrospray engines.
Researchers have developed an embedded 3D-printing technique that allows for the rapid production of fine, continuous, and soft fibers in gel. The method uses a solvent exchange approach to inhibit capillary breakup from surface tension, achieving resolutions as low as 1.5 microns.
Cornell researchers discover way to control metal solidification transformations by adjusting alloy composition, leading to improved strength and reliability of printed metal parts. The method involves disrupting column-like grain growth, significantly reducing grain size and improving yield strength.
Researchers have developed a holographic method for volumetric additive manufacturing that significantly reduces energy required and boosts resolution. The technique involves projecting three-dimensional holograms onto spinning resin vials, resulting in high-fidelity 3D-printed objects with exceptional accuracy.
Researchers have developed a 3D printing technique to create liquid crystal elastomers with controllable alignment, leading to new possibilities for shape-morphing materials. By tuning nozzle design, print speed, and temperature, they achieved uniform molecular-scale alignment, translating to prescribed mechanical behavior.
Researchers at Virginia Tech have discovered a new solid lubricating mechanism that can reduce friction in machinery at extremely high temperatures. The novel coating has the potential to make components from rockets to semiconductors more safe, durable, and cost-effective.
Scientists at SUTD have created innovative architectures for direct ink writing to fabricate complex bio-inspired structures, including lattices, webs, and leaf-like structures. These novel materials exhibit remarkable properties, such as improved suction force and energy absorption.
The breakthrough uses 3D and 4D printing to create complex geometries with high precision, enabling the fabrication of electromagnetic metamaterials. This has led to enhanced performance in applications such as antennas, invisibility cloaks, imaging, and wireless power transfer.
Establishing a permanent lunar presence will depend on the use of AI, robotics, and 3D printing to adaptively respond to challenges. The moon's natural resources, such as regolith, can also reduce the need for Earth-launched supplies.
Researchers used 3D printing to make headlight lenses, achieving exceptional precision and surface quality while reducing costs and production speeds. The study compared 3D printing with traditional methods like CNC machining and reverse engineering, finding that 3D printing outperformed them in efficiency and cost-effectiveness.
Researchers from ETH Zurich developed hygroscopic wall and ceiling components that can significantly reduce humidity in heavily used indoor spaces, resulting in a 75% reduction in discomfort index compared to conventional painted walls.
Researchers propose a novel strategy for highly controllable micro-nano fabrication using focal volume optics in transparent solids. The approach enables the creation of composite structures with finer structures and tunable properties, opening up new avenues for photonics and nanophotonics applications.
Researchers developed novel 3D printed PLA-CaP scaffolds that support angiogenesis, reducing bone scarring and improving healing outcomes. In vitro tests showed stimulated vascular endothelial growth factor secretion and maintained calcium ion release, while in vivo testing demonstrated good integration and blood vessel infiltration.
Researchers at Tohoku University successfully prototyped the world's first full-scale automotive multi-material component, a suspension tower made of steel and aluminum with tailored geometry. The breakthrough in Laser Powder Bed Fusion (L-PBF) technique allows for strong bonding interfaces without brittle intermetallic compounds.
Researchers have developed a 3D concrete printing system that captures and stores carbon dioxide, offering a promising alternative to traditional cement-based construction methods. The innovation improves printability, increases strength, and enhances mechanical properties, resulting in stronger and more eco-friendly buildings.
Princeton engineers create soft plastics with programmed stretchiness and flexibility that are also recyclable and inexpensive. The material's internal structure is controlled to achieve stiffness and stretchiness in different regions of an object.
Researchers at PNNL have developed a solid phase alloying process that converts metal scrap into high-performance aluminum products in a single step. The process, called ShAPE, produces high-strength alloys with unique nanostructures and improved properties compared to conventional recycled aluminum.
At Oak Ridge National Laboratory, 104 researchers have reached this milestone. The honorees are working on strategies including advanced manufacturing and carbon management.
A team of researchers at Penn State developed a novel bioprinting technique that uses spheroids to create complex tissue, producing tissue 10-times faster and with high cell density. The technique enables the rapid fabrication of functional tissues and organs, opening new opportunities for regenerative medicine.
Researchers at Oregon State University have developed a new 3D printing technique that allows for the creation of shape-changing materials with muscle-like properties. These materials can crawl, fold, and snap directly after printing, enabling their use in implantable medical devices, soft robotics, and energy storage applications.
Researchers at Johns Hopkins University Applied Physics Laboratory have created a shape-shifting antenna that can change its shape based on temperature, transforming communications capabilities. The technology has transformative potential in military, scientific and commercial applications, enabling dynamic RF band adaptability.
The MIT team fabricated a simple water filter modeled after the mobula ray's plankton-filtering features and studied its performance. They found that the ray's filtering features are broadly similar to industrial cross-flow filters, which could inform design of water treatment systems.
Researchers at UW–Madison developed an approach to simultaneously mitigate three types of defects – pores, rough surfaces, and large spatters – in metal parts produced using laser powder bed fusion. This breakthrough enables the production of high-quality parts with increased manufacturing productivity.